WO2015024471A1 - 一种快速锁紧并防松脱的锁紧装置 - Google Patents

一种快速锁紧并防松脱的锁紧装置 Download PDF

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Publication number
WO2015024471A1
WO2015024471A1 PCT/CN2014/084222 CN2014084222W WO2015024471A1 WO 2015024471 A1 WO2015024471 A1 WO 2015024471A1 CN 2014084222 W CN2014084222 W CN 2014084222W WO 2015024471 A1 WO2015024471 A1 WO 2015024471A1
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WO
WIPO (PCT)
Prior art keywords
pull rod
locking
locking device
loosening
wrench
Prior art date
Application number
PCT/CN2014/084222
Other languages
English (en)
French (fr)
Inventor
高爱泉
曾德祥
Original Assignee
广州博冠光电科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 广州博冠光电科技股份有限公司 filed Critical 广州博冠光电科技股份有限公司
Priority to US14/913,381 priority Critical patent/US20160202022A1/en
Publication of WO2015024471A1 publication Critical patent/WO2015024471A1/zh
Priority to US15/972,248 priority patent/US20180259298A1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41G—WEAPON SIGHTS; AIMING
    • F41G11/00—Details of sighting or aiming apparatus; Accessories
    • F41G11/001—Means for mounting tubular or beam shaped sighting or aiming devices on firearms
    • F41G11/003—Mountings with a dove tail element, e.g. "Picatinny rail systems"
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41G—WEAPON SIGHTS; AIMING
    • F41G11/00—Details of sighting or aiming apparatus; Accessories
    • F41G11/001—Means for mounting tubular or beam shaped sighting or aiming devices on firearms
    • F41G11/004—Mountings with clamping means on the device embracing at least a part of the firearm, e.g. the receiver or a dustcover
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00—Friction-grip releasable fastenings
    • F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
    • F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
    • F16B2/12—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using sliding jaws
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B2/00—Friction-grip releasable fastenings
    • F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
    • F16B2/18—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using cams, levers, eccentrics, or toggles
    • F16B2/185—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using cams, levers, eccentrics, or toggles using levers

Definitions

  • the utility model relates to a locking device which is fast locked and prevented from being loose.
  • the sight, bracket, buttstock or other attachment is typically locked to the rail of the firearm by a locking device having an eccentric structure.
  • some of the firearm accessories cannot be locked by the locking device due to the small or large guide rails, and at the same time, the existing locking device has a problem of easy loosening during use, which gives the firearm The use is inconvenient and can even lead to serious mistakes.
  • a fast locking and anti-loose locking device comprising a body, a drawbar, a pressing block and an eccentric handle, wherein the pressing block is disposed on one side of the body
  • the pull rods respectively pass through the pressing block and the body, one end of the pull rod is movably connected with the eccentric handle, and the other end of the pull rod passes out of the body and is threadedly engaged with the cap nut, and is rotated
  • the cap nut adjusts the spacing of the press block and the body to accommodate different sized guide rails.
  • the cover nut is caught on both sides of the card slot to prevent the cover nut from loosening after being locked.
  • the pull rod is a threaded pull rod to facilitate cooperation with the cap nut.
  • the eccentric handle and the connecting end of the pull rod are provided with a protrusion.
  • the protrusion presses the pressing block to start locking with the body, and the cover nut is inserted through opposite sides of the hexagon.
  • the card slot on the side of the body prevents the cover nut from loosening after being locked.
  • the eccentric handle is provided with a mounting hole, and the wrench is movably connected to the wrench, the wrench A spring is disposed between the bottom of the mounting hole and the bottom end of the connecting rod, and the end of the wrench is provided with an extended tongue that cooperates with the notch.
  • the wrench is fixed in the mounting hole by the pin.
  • the spring is pressed into the mounting hole of the eccentric handle through the spring seat, and the spring seat head is mounted in the slot of the wrench, which is convenient to install and has a firm structure.
  • the locking force when the eccentric handle locks the pressing block is adjustable, and the rotation of the cap nut can adjust the mating length of the pull rod, and the change between the pressing block and the body is changed by the matching length change. Locking force.
  • the utility model has the following advantages: adjusting the mating length of the pull rod by rotating the cap nut, and changing the locking force between the pressure block and the body by matching the length change And distance. Therefore, the present invention can be adapted to be applied to guide rails of different sizes and to lock the clamp; since the cover nut is a regular hexagon and a groove is formed on the body to fit the regular hexagon, through the cover The nut is caught in the groove to prevent loosening of the cap nut, thereby preventing the loosening effect; after the eccentric handle is rotated to a position perpendicular to the pull rod, the tongue integrated with the wrench can lock the The pressure block and the wrench are automatically caught by the elastic force at the notch of the threaded rod to prevent the eccentric handle from being loosened; even in the firearm shooting state, the locking state can be maintained without loosening. This ensures that the mechanism is reliable and practical.
  • Figure 1 is an exploded view of a fast locking and anti-loose locking device of the present invention
  • Figure 2 is an exploded view of the locking device of the quick locking and anti-looseness of the present invention
  • Figure 3 is a cross-sectional view of the eccentric handle assembly of the fast locking and anti-loose locking device of the present invention
  • Figure 4 is a cross-sectional view of the locking device of the present invention in a quick-locking and anti-loose manner. ⁇ detailed description ⁇
  • a quick locking and anti-loose locking device as shown in Figures 1-4, comprising a body 9, a threaded tie rod 1, a pressure block 8, a countersunk screw 3, a wrench 2, a cap nut 10 , spring 5, spring seat 4, pin 6 and eccentric handle 7.
  • the pressing block 8 is disposed on one side of the body 9 to cooperate with the body 9 for clamping and fixing on the rail, and the tie rod 1 passes through the pressing block 8 and the body 9 respectively, and One end portion 1 of the pull rod and the eccentric handle 7 are movably connected by the countersunk screw 3, the other end of the pull rod 1 passes out of the body 9 and is threadedly engaged with the cap nut 10, by rotating
  • the cap nut 10 adjusts the spacing of the pressure block 8 and the body 9 to accommodate different sizes of guide rails, and at the same time, the locking force of the eccentric handle 7 against the pressure block 8 can also be adjusted.
  • the pull rod 1 is a threaded pull rod, and is threadedly connected with the cover nut 110.
  • the connecting end of the eccentric handle 7 and the pull rod 1 is provided with a protrusion.
  • the protrusion presses the pressing block 8 and the body 9 starts to lock when rotating the cap nut 1 0 is engaged in the card slot on the side of the body 9 through the opposite sides of the hexagon, and the cover nut 10 is caught on both sides of the card slot.
  • the card slot on the side of the body 9 can catch the opposite sides of the cap nut 10 to prevent the rotation from loosening.
  • the eccentric handle 7 is provided with a mounting hole, the mounting hole is movably connected to the wrench 2, a spring 5 is mounted between the wrench 2 and the bottom of the mounting hole, and the connecting rod 1 and the eccentric handle 7 are connected a notch 1 1 is provided, and the end of the wrench 2 is disposed to extend a tongue 12 that cooperates with the notch 1 1 , and the eccentric handle 7 can lock when rotated to a position perpendicular to the pull rod 1
  • the pressing block 8 is described and the tab 12 of the wrench 2 is automatically caught at the port 11 by the elastic force, thereby preventing the eccentric handle 7 from rotating.
  • the operation is very simple, and reliable and durable.
  • the wrench 2 and the tab 1 2 are integrated, the structure is simple and reliable, and the assembly is easy.
  • the wrench 2 is fixed by the pin 3 in the mounting hole.
  • the spring 5 is pressed into the mounting hole of the eccentric handle 7 by the spring seat 4.
  • the head of the spring seat 4 is mounted in the groove of the wrench 2, and under the action of the elastic force, the tab 12 is caught at the notch of the pull rod 1, thereby preventing the handle from rotating.
  • the spring 5 is arranged upwards, It is used to make the wrench tabs jam the notch 11, and the overall parts are small, and the transfer is convenient.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Abstract

一种快速锁紧并防松脱的锁紧装置，包括本体（9）、带螺纹的拉杆（1）、压块（8）和偏心手柄（7），压块（8）设置于本体（9）的一侧，带螺纹的拉杆（1）分别穿过压块（8）和本体（9），带螺纹的拉杆（1）的一端与偏心手柄（7）活动连接，带螺纹的拉杆（1）的另一端穿出本体（9）并与盖形螺母（10）螺纹配合；通过旋转盖形螺母（10）来调节压块（8）和本体（9）的间距来适用不同大小的导轨。本申请有如下优点：即使是在枪械射击状态下，仍然可以保持锁紧状态而不会松脱，从而保证了机构可靠实用。

Description

一种快速锁紧并防松脱的锁紧装置
【技术领域】
本实用新型涉及一种快速锁紧并防松脱的锁紧装置。
【背景技术】
枪械在使用中， 通常通过具有偏心结构的锁紧装置将瞄具、 支架、 枪托 或其它附件锁紧在枪械的导轨上。 但在现有实际应用中， 由于导轨偏小或者 偏大而导致有些枪械配件不能通过锁紧装置锁紧， 同时， 现有锁紧装置在使 用中存在很容易松脱的问题， 这就给枪械的使用带来不便， 甚至可能会导致 严重失误的后果。
【实用新型内容】 能通过调节以适用于不同大小型号的导轨、 并且具有防松脱功能的快速锁紧 并防松脱的锁紧装置。
为达到上述目的， 本实用新型的技术方案是： 一种快速锁紧并防松脱的 锁紧装置， 包括本体、 拉杆、 压块和偏心手柄， 所述压块设置于所述本体的 一侧， 所述拉杆分别穿过所述压块和所述本体， 所述拉杆的一端与所述偏心 手柄活动连接， 所述拉杆的另一端穿出所述本体并与盖形螺母螺紋配合， 通 过旋转所述盖形螺母来调节所述压块和所述本体的间距来适用不同大小的导 轨。 卡槽两侧边卡住所述盖形螺母， 来防止盖形螺母在锁紧后转动松脱。
所述拉杆为带螺紋的拉杆， 以利于与盖形螺母配合。
所述偏心手柄与所述拉杆连接端设置有凸起， 当转动时， 所述凸起压迫 所述压块与所述本体开始锁紧， 所述盖形螺母通过六边形的相对两边卡入所 述本体侧面的卡槽内， 来防止盖形螺母在锁紧后转动松脱。
所述偏心手柄设有安装孔， 所述安装孔内活动连接所述扳手， 所述扳手 与所述安装孔底部之间安装弹簧， 所述拉杆与所述偏心手柄连接端部设有缺 口， 所述扳手一端设置延伸出来的与所述缺口相配合的卡舌。
所述扳手被所述销钉穿过固定在安装孔内。
所述弹簧通过所述弹簧座压入所述偏心手柄的安装孔内， 所述弹簧座头 部装在所述扳手的槽内， 安装方便， 且结构牢靠。
所述偏心手柄在转动到与所述拉杆垂直位置时， 当所述偏心手柄旋转至 于所述拉杆垂直时， 所述卡舌在弹力作用下会自动卡在所述拉杆的缺口处， 从而防止偏心手柄转动。
所述扳手被按压到底后， 所述扳手的卡舌翘起脱离所述拉杆的缺口。 所述偏心手柄锁紧压块时的锁紧力是可调的， 转动所述盖形螺母可以调 节所述拉杆的配合长度， 通过配合长度变化来改变所述压块和所述本体之间 的锁紧力。
与现有技术相比， 本实用新型有如下优点： 通过旋转所述盖形螺母来 调节所述拉杆的配合长度， 通过配合长度变化来改变所述压块和所述本体之 间的锁紧力和距离。所以本发明能通过调节以适用于不同大小的导轨，并且锁 紧压块；由于所述盖形螺母是正六边形，且在所述本体上有一个槽与正六边形 配合， 通过所述盖形螺母卡在槽内来防止所述盖形螺母的松动， 从而起到防 松脱作用； 所述偏心手柄在转动到与所述拉杆垂直位置后， 与扳手一体的卡 舌能锁紧所述压块并且所述扳手在弹力作用下会自动卡在所述带螺紋的拉杆 的缺口处， 防止偏心手柄松脱； 即使是在枪械射击状态下， 仍然可以保持锁 紧状态而不会松脱， 从而保证了机构可靠、 实用。
【附图说明】
图 1为本实用新型一种快速锁紧并防松脱的锁紧装置的爆炸图 1 ;
图 2为本实用新型一种快速锁紧并防松脱的锁紧装置的爆炸图 2 ;
图 3为本实用新型一种快速锁紧并防松脱的锁紧装置偏心手柄组件的剖 视图；
图 4为本实用新型一种快速锁紧并防松脱的锁紧装置的另一方向的剖视 图。 【具体实施方式】
以下结合附图和具体实施例对本实用新型进行详细的说明。
一种快速锁紧并防松脱的锁紧装置， 如图 1-4所示， 其包括本体 9、 带 螺紋的拉杆 1、 压块 8、 沉头螺钉 3、 扳手 2、 盖形螺母 1 0、 弹簧 5、 弹簧座 4、 销钉 6和偏心手柄 7。 所述压块 8设置于所述本体 9的一侧与所述本体 9 相配合， 用于夹持固定在导轨上， 所述拉杆 1分别穿过所述压块 8和所述本 体 9， 且所述拉杆的一端部 1与所述偏心手柄 7通过所述沉头螺钉 3活动连 接，所述拉杆 1的另一端穿出所述本体 9并与盖形螺母 1 0螺紋配合， 通过旋 转所述盖形螺母 1 0来调节所述压块 8和所述本体 9的间距来适用不同大小的 导轨， 同时也可以调节所述偏心手柄 7对所述压块 8的锁紧力。 其中所述拉 杆 1为带螺紋的拉杆， 通过螺紋与所述盖形螺母 1 0螺紋连接。
优选的， 所述偏心手柄 7与所述拉杆 1连接端设置有凸起， 当转动时， 所述凸起压迫所述压块 8与所述本体 9开始锁紧时，所述盖形螺母 1 0通过六 边形的相对两边卡入所述本体 9侧面的卡槽内， 且所述卡槽两侧边卡住所述 盖形螺母 1 0。 来防止盖形螺母在锁紧后转动松脱。 所述本体 9侧面的卡槽可 以卡住所述盖形螺母 1 0的相对两边， 防止其转动松脱。
所述偏心手柄 7设有安装孔， 所述安装孔内活动连接所述扳手 2， 所述 扳手 2与所述安装孔底部之间安装弹簧 5， 所述拉杆 1与所述偏心手柄 7连 接端部设有缺口 1 1， 所述扳手 2—端设置延伸出与所述缺口 1 1相配合的卡 舌 12， 所述偏心手柄 7在转动到与所述拉杆 1垂直位置时， 能锁紧所述压块 8并且所述扳手 2的卡舌 12在弹力作用下会自动卡在所述口 1 1处， 从而防 止偏心手柄 7转动。在按压所述扳手 2到底后，所述扳手 2的卡舌 1 2才会脱 离所述拉杆 1的缺口 1 1， 这时， 方可向外转动所述偏心手柄 7， 松开所述压 块 8与所述本体 9， 操作非常简便， 且可靠耐用。 其中扳手 2与所述卡舌 1 2 为一体结构， 结构简单可靠， 且装配容易。 所述扳手 2被所述销钉 3穿过固 定在安装孔内。 所述弹簧 5通过所述弹簧座 4压入所述偏心手柄 7的安装孔 内。 所述弹簧座 4头部装在所述扳手 2的槽内， 在弹力的作用下， 所述卡舌 1 2卡在所述拉杆 1的缺口处， 从而防止手柄转动。 所述弹簧 5为向上设置， 用于使扳手卡舌卡住缺口 11， 整体零配件少， 转配方便。
尽管本实用新型是参照具体实施例来描述， 但这种描述并不意味着对本 实用新型构成限制。 参照本实用新型的描述， 所公开的实施例的其他变化， 对于本领域技术人员都是可以预料的， 这种的变化应属于所属权利要求所限 定的范围内。

Claims

权 利 要 求 书
1、 一种快速锁紧并防松脱的锁紧装置， 包括本体、 带螺紋的拉杆、 压 块和偏心手柄， 其特征在于， 所述压块设置于所述本体的一侧， 所述拉杆分 别穿过所述压块和所述本体， 所述拉杆的一端与所述偏心手柄活动连接， 所 述拉杆的另一端穿出所述本体并与盖形螺母螺紋配合。
2、 按照权利要求 1所述的一种快速锁紧并防松脱的锁紧装置， 其特征 在于， 所述盖形螺母通过六边形的相对两边卡入所述本体上的卡槽内， 且所 述卡槽两侧边卡住所述盖形螺母。
3、按照权利要求 1所述的一种快速锁紧并防松脱的锁紧装置，其特征在 于， 所述拉杆为带螺紋的拉杆。
4、 按照权利要求 3所述的一种快速锁紧并防松脱的锁紧装置， 其特征 在于， 所述偏心手柄与所述拉杆连接端设置有凸起， 当转动时， 所述凸起压 迫所述压块与所述本体开始锁紧， 所述盖形螺母通过六边形的相对两边卡入 所述本体侧面的卡槽内。
5、 按照权利要求 1所述的一种快速锁紧并防松脱的锁紧装置， 其特征 在于， 所述偏心手柄设有安装孔， 所述安装孔内活动连接所述扳手， 所述扳 手与所述安装孔底部之间安装弹簧， 所述拉杆与所述偏心手柄连接端部设有 缺口， 所述扳手一端设置延伸出来的与所述缺口相配合的卡舌。
6、 按照权利要求 5所述的一种快速锁紧并防松脱的锁紧装置， 其特征 在于， 所述扳手被所述销钉穿过固定在安装孔内。
7、 按照权利要求 5所述的一种快速锁紧并防松脱的锁紧装置， 其特征 在于， 所述弹簧通过所述弹簧座压入所述偏心手柄的安装孔内， 所述弹簧座 头部装在所述扳手的槽内。
8、 按照权利要求 5所述的一种快速锁紧并防松脱的锁紧装置， 其特征在 于， 所述偏心手柄在转动到与所述拉杆垂直位置时， 当所述偏心手柄旋转至 于所述拉杆垂直时， 所述卡舌在弹力作用下会自动卡在所述拉杆的缺口处。
9、 按照权利要求 5所述的一种快速锁紧并防松脱的锁紧装置， 其特征 在于， 所述扳手被按压到底后， 所述扳手的卡舌翘起脱离所述拉杆的缺口。
PCT/CN2014/084222 2013-08-22 2014-08-13 一种快速锁紧并防松脱的锁紧装置 WO2015024471A1 (zh)

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